TL1431-Q1 Datasheet, PDF (7/19 Pages) Texas Instruments – PRECISION PROGRAMMABLE REFERENCE

TL1431ĆQ1
PRECISION PROGRAMMABLE REFERENCE
TYPICAL CHARACTERISTICS^†
SLVS534B − JUNE 2004 − REVISED APRIL 2008
OFF-STATE CATHODE CURRENT
vs
FREE-AIR TEMPERATURE
0.4
VKA = 36 V
0.35 ^{VI(ref) = 0}
0.3
0.25
0.2
0.15
0.1
0.05
0
−50 − 25 0
25 50 75 100 125
TA − Free-Air Temperature − °C
Figure 8
RATIO OF DELTA REFERENCE VOLTAGE TO
DELTA CATHODE VOLTAGE
vs
FREE-AIR TEMPERATURE
−0.85
VKA = 3 V to 36 V
−0.95
−1.05
−1.15
−1.25
−1.35
−1.45
−50 − 25 0 25 50 75 100 125
TA − Free-Air Temperature − °C
Figure 9
EQUIVALENT INPUT-NOISE VOLTAGE
vs
FREQUENCY
260
IO = 10 mA
240 ^{TA = 25°C}
220
200
180
160
140
120
100
10
100
1k
10 k
f − Frequency − Hz
Figure 10
100 k
† _{Data at high and low temperatures are applicable only within the recommended operating free-air temperature ranges of the various devices.}
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